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authorPaolo Bonzini <pbonzini@redhat.com>2011-05-19 16:47:28 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2011-05-26 12:14:17 +0200
commit1455084ea2c48abf23c4e4e15e378ee43457f381 (patch)
tree7212f40bade04036422d25ede5a7d88aacce4189 /hw/scsi-generic.c
parentaba1f023630146bd7150dd13e8786d1c3e5b2afb (diff)
scsi: ignore LUN field in the CDB
The LUN field in the CDB is a historical relic. Ignore it as reserved, which is what modern SCSI specifications actually say. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'hw/scsi-generic.c')
-rw-r--r--hw/scsi-generic.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/hw/scsi-generic.c b/hw/scsi-generic.c
index 767060641..8e59c7ee8 100644
--- a/hw/scsi-generic.c
+++ b/hw/scsi-generic.c
@@ -337,9 +337,8 @@ static int32_t scsi_send_command(SCSIRequest *req, uint8_t *cmd)
SCSIGenericReq *r = DO_UPCAST(SCSIGenericReq, req, req);
int ret;
- if (cmd[0] != REQUEST_SENSE &&
- (req->lun != s->lun || (cmd[1] >> 5) != s->lun)) {
- DPRINTF("Unimplemented LUN %d\n", req->lun ? req->lun : cmd[1] >> 5);
+ if (cmd[0] != REQUEST_SENSE && req->lun != s->lun) {
+ DPRINTF("Unimplemented LUN %d\n", req->lun);
scsi_set_sense(s, SENSE_CODE(LUN_NOT_SUPPORTED));
r->req.status = CHECK_CONDITION;
scsi_req_complete(&r->req);